
CMS ENHANCEMENTS, INC.

HCWD7VSE1/2

  Data bus:                  16-bit ISA

  Size:                      Three-quarter length, half-height card

  Hard drive supported:      Two ESDI ST506/412 drives

  Floppy drives supported:   360KB, 720KB, 1.2MB, 1.44MB

[Image]

                               CONNECTIONS

                    Function                             Location

  34-pin control cable connector - floppy drive             J1

  34-pin control cable connector - hard drive               J2

  20-pin data cable connector - drive 0                     J3

  20-pin data cable connector - drive 1                     J4

  4-pin connector - drive active LED                        J5

                        USER CONFIGURABLE SETTINGS

               Function                     Location          Setting

     Caching enabled                         W1/A              open

      Caching disabled                        W1/A             closed

     Four byte ECC mode enabled              W1/B              open

      Seven byte ECC mode enabled             W1/B             closed

     Disk address translation                W1/C              open
      enabled

      Disk address translation                W1/C             closed
      disabled

                   USER CONFIGURABLE SETTINGS(CONTINUED)

               Function                     Location          Setting

     Factory configured - do not             W1/D              open
      alter

     Sectors per track determined by         W1/E              open
      drive jumpers

      Sectors per track not                   W1/E             closed
      determined by drive jumpers

     Alternate hard drive sectors            W1/F              open
      disabled

      Alternate hard drive sectors            W1/F             closed
      enabled

     BIOS enabled                             W3               open

      BIOS disabled                            W3              closed

     Single speed floppy drive                W5               open
      interface enabled

      Dual speed floppy drive                  W5              closed
      interface enabled

     Floppy drive address 3F2h                W6               open
      select

      Floppy drive address 372h                W6              closed
      select

     Interrupt IRQ14 enabled                  W7            pins 1 & 2
                                                               closed

      Interrupt IRQ15 enabled                  W7            pins 2 & 3
                                                               closed

     Base memory address is CC000h            W8            pins 2 & 3
                                                               closed

      Base memory address is C8000h            W8            pins 1 & 2
                                                               closed

     Hard drive address is 1F0h              W12               open

      Hard drive address is 170h              W12              closed

